Home / 19,776,088.40-29,640,217.70-10,186,235.56

Finding the Fourth Proportional to 19,776,088.40, 29,640,217.70 and 10,186,235.56

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Solution

The fourth proportional to 19,776,088.40, 29,640,217.70 and 10,186,235.56 is: 15,267,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,776,088.40 : 29,640,217.70 = 10,186,235.56 : x
  2. Step 2: Convert to fraction form
    19,776,088.40/29,640,217.70 = 10,186,235.56/x
  3. Step 3: Cross multiply
    19,776,088.40x = 29,640,217.70 × 10,186,235.56
  4. Step 4: Simplify right side
    19,776,088.40x = 301,922,239,465,013.19
  5. Step 5: Solve for x
    x = 301,922,239,465,013.19/19,776,088.40
  6. Step 6: Final answer
    x = 15,267,035.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.